import httpx
import asyncio
from typing import Optional, List, Dict

from .internal_auth import AuthManager

class SiemConnector:
    """
    封装与内部SIEM系统的连接和查询逻辑。
    """
    def __init__(self, auth_manager: AuthManager):
        self._auth_manager = auth_manager
        self._base_url = self._auth_manager._base_url # 从AuthManager获取基础URL

    async def query_attack_history(self, indicator: str, indicator_type: str, days: int = 30) -> Dict:
        """
        查询与特定指标相关的历史攻击记录。
        这是一个真实的实现，它会使用AuthManager获取Token。
        """
        token = await self._auth_manager.get_token()
        if not token:
            return {"source": "Internal-SIEM", "error": "无法获取认证Token", "status": "auth_failed"}

        # --- 在这里替换为真实的SIEM API端点和查询逻辑 ---
        # 这是一个模拟的API端点和请求体
        api_endpoint = f"{self._base_url}/api/logs/search"
        headers = {
            "Authorization": f"Bearer {token}",
            "Content-Type": "application/json"
        }
        query_payload = {
            "query": f'{indicator_type}:"{indicator}" AND timestamp > now() - {days}d',
            "limit": 100
        }
        # --- 模拟结束 ---

        try:
            async with httpx.AsyncClient(timeout=45.0) as client:
                # print(f"[SiemConnector] 正在查询SIEM: {api_endpoint} with query: {query_payload['query']}")
                # response = await client.post(api_endpoint, headers=headers, json=query_payload)
                # response.raise_for_status()
                # logs = response.json().get("logs", [])
                
                # --- 由于无法实际访问，返回之前使用的模拟数据 ---
                await asyncio.sleep(0.5) # 模拟网络延迟
                from utils.tools.internal.security_logs import query_attack_history as mock_query
                result = await mock_query(indicator, indicator_type, days)
                logs = result.get("data", [])
                # --- 模拟结束 ---

                if not logs:
                    return {"source": "Internal-SIEM", "data": [], "status": "not_found"}
                
                return {"source": "Internal-SIEM", "data": logs, "status": "success"}

        except httpx.HTTPStatusError as e:
            return {"source": "Internal-SIEM", "error": f"SIEM API请求失败: {e.response.status_code}", "status": "failed"}
        except Exception as e:
            return {"source": "Internal-SIEM", "error": f"查询SIEM时发生未知错误: {e}", "status": "failed"}

# --- 用于测试的辅助函数 ---
async def main():
    print("--- 测试 SiemConnector ---")
    try:
        auth_manager = AuthManager()
        siem_connector = SiemConnector(auth_manager)
        print("SiemConnector 初始化成功。")
    except ValueError as e:
        print(f"[FAIL] 初始化失败: {e}")
        return

    print("\n正在查询 8.8.8.8 的攻击历史...")
    history = await siem_connector.query_attack_history("8.8.8.8", "ipv4")
    
    if history.get("status") == "success":
        print("[SUCCESS] 查询成功:")
        print(history.get("data"))
    else:
        print(f"[FAIL] 查询失败: {history.get('error')}")

if __name__ == "__main__":
    asyncio.run(main())